/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * control_info.cpp - ControlInfo tests */ #include #include #include #include "test.h" using namespace std; using namespace libcamera; class ControlInfoTest : public Test { protected: int run() { /* * Test information retrieval from a range with no minimum and * maximum. */ ControlInfo brightness; if (brightness.min().get() != 0 || brightness.max().get() != 0) { cout << "Invalid control range for Brightness" << endl; return TestFail; } /* * Test information retrieval from a control with a minimum and * a maximum value. */ ControlInfo contrast(10, 200); if (contrast.min().get() != 10 || contrast.max().get() != 200) { cout << "Invalid control range for Contrast" << endl; return TestFail; } return TestPass; } }; TEST_REGISTER(ControlInfoTest) imx8mp/extensible-format Jacopo Mondi's clone of libcameragit repository hosting on libcamera.org
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2021, Google Inc.
 *
 * camera_buffer.h - Frame buffer handling interface definition
 */

#pragma once

#include <hardware/camera3.h>

#include <libcamera/base/class.h>
#include <libcamera/base/span.h>
#include <libcamera/geometry.h>
#include <libcamera/pixel_format.h>

class CameraBuffer final : public libcamera::Extensible
{
	LIBCAMERA_DECLARE_PRIVATE()

public:
	CameraBuffer(buffer_handle_t camera3Buffer,
		     libcamera::PixelFormat pixelFormat,
		     const libcamera::Size &size, int flags);
	~CameraBuffer();

	bool isValid() const;

	unsigned int numPlanes() const;

	libcamera::Span<const uint8_t> plane(unsigned int plane) const;
	libcamera::Span<uint8_t> plane(unsigned int plane);

	unsigned int stride(unsigned int plane) const;
	unsigned int offset(unsigned int plane) const;